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<?php
/*
* 2007-2015 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Academic Free License (AFL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/afl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2015 PrestaShop SA
*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

if (!defined('_PS_VERSION_')) {
    exit;
}

class statscatalog extends Module
{
    private $join = '';
    private $where = '';

public function __construct()
    {
        $this->name = 'statscatalog';
        $this->tab = 'analytics_stats';
        $this->version = '2.0.1';
        $this->author = 'PrestaShop';
        $this->need_instance = 0;

parent::__construct();

$this->displayName = $this->trans('Catalog statistics', array(), 'Modules.Statscatalog.Admin');
        $this->description = $this->trans('Adds a tab containing general statistics about your catalog to the Stats dashboard.', array(), 'Modules.Statscatalog.Admin');
        $this->ps_versions_compliancy = array('min' => '1.7.1.0', 'max' => _PS_VERSION_);
    }

public function install()
    {
        return (parent::install() && $this->registerHook('AdminStatsModules'));
    }

public function getQuery1()
    {
        $sql = 'SELECT COUNT(DISTINCT p.`id_product`) AS total, SUM(product_shop.`price`) / COUNT(product_shop.`price`) AS average_price, COUNT(DISTINCT i.`id_image`) AS images
				FROM `'._DB_PREFIX_.'product` p
				'.Shop::addSqlAssociation('product', 'p').'
				LEFT JOIN `'._DB_PREFIX_.'image` i ON i.`id_product` = p.`id_product`
				'.$this->join.'
				WHERE product_shop.`active` = 1
					'.$this->where;

return DB::getInstance(_PS_USE_SQL_SLAVE_)->getRow($sql);
    }

public function getTotalPageViewed()
    {
        return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
		SELECT SUM(pv.`counter`)
		FROM `'._DB_PREFIX_.'product` p
		'.Shop::addSqlAssociation('product', 'p').'
		LEFT JOIN `'._DB_PREFIX_.'page` pa ON p.`id_product` = pa.`id_object`
		LEFT JOIN `'._DB_PREFIX_.'page_type` pt ON (pt.`id_page_type` = pa.`id_page_type` AND pt.`name` IN ("product.php", "product"))
		LEFT JOIN `'._DB_PREFIX_.'page_viewed` pv ON pv.`id_page` = pa.`id_page`
		'.$this->join.'
		WHERE product_shop.`active` = 1
		'.$this->where);
    }

public function getTotalProductViewed()
    {
        return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
		SELECT COUNT(DISTINCT pa.`id_object`)
		FROM `'._DB_PREFIX_.'page_viewed` pv
		LEFT JOIN `'._DB_PREFIX_.'page` pa ON pv.`id_page` = pa.`id_page`
		LEFT JOIN `'._DB_PREFIX_.'page_type` pt ON pt.`id_page_type` = pa.`id_page_type`
		LEFT JOIN `'._DB_PREFIX_.'product` p ON p.`id_product` = pa.`id_object`
		'.Shop::addSqlAssociation('product', 'p').'
		'.$this->join.'
		WHERE pt.`name` IN ("product.php", "product")
		AND product_shop.`active` = 1
		'.$this->where);
    }

public function getTotalBought()
    {
        return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
		SELECT SUM(od.`product_quantity`)
		FROM `'._DB_PREFIX_.'orders` o
		LEFT JOIN `'._DB_PREFIX_.'order_detail` od ON o.`id_order` = od.`id_order`
		LEFT JOIN `'._DB_PREFIX_.'product` p ON p.`id_product` = od.`product_id`
		'.$this->join.'
		WHERE o.valid = 1
		'.$this->where);
    }

public function getProductsNB($id_lang)
    {
        $sql = 'SELECT p.`id_product`
				FROM `'._DB_PREFIX_.'orders` o
				LEFT JOIN `'._DB_PREFIX_.'order_detail` od ON o.`id_order` = od.`id_order`
				LEFT JOIN `'._DB_PREFIX_.'product` p ON p.`id_product` = od.`product_id`
				'.Shop::addSqlAssociation('product', 'p').'
				'.$this->join.'
				WHERE o.valid = 1
					'.$this->where.'
					AND product_shop.`active` = 1
				GROUP BY p.`id_product`';
        $precalc = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);

$precalc2 = array();
        foreach ($precalc as $array) {
            $precalc2[] = (int)$array['id_product'];
        }

$sql = 'SELECT p.id_product, pl.name, pl.link_rewrite
				FROM `'._DB_PREFIX_.'product` p
				'.Shop::addSqlAssociation('product', 'p').'
				LEFT JOIN `'._DB_PREFIX_.'product_lang` pl
					ON (pl.`id_product` = p.`id_product` AND pl.id_lang = '.(int)$id_lang.Shop::addSqlRestrictionOnLang('pl').')
				'.$this->join.'
				WHERE product_shop.`active` = 1
					'.(count($precalc2) ? 'AND p.`id_product` NOT IN ('.implode(',', $precalc2).')' : '').'
					'.$this->where;
        $result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);

return array('total' => Db::getInstance(_PS_USE_SQL_SLAVE_)->NumRows(), 'result' => $result);
    }

public function hookAdminStatsModules($params)
    {
        $categories = Category::getCategories($this->context->language->id, true, false);
        $product_token = Tools::getAdminToken('AdminProducts'.(int)Tab::getIdFromClassName('AdminProducts').(int)$this->context->employee->id);
        $irow = 0;

if ($id_category = (int)Tools::getValue('id_category')) {
            $this->join = ' LEFT JOIN `'._DB_PREFIX_.'category_product` cp ON (cp.`id_product` = p.`id_product`)';
            $this->where = ' AND cp.`id_category` = '.$id_category;
        }

$result1 = $this->getQuery1(true);
        $total = $result1['total'];
        $average_price = $result1['average_price'];
        $total_pictures = $result1['images'];
        $average_pictures = $total ? $total_pictures / $total : 0;

$never_bought = $this->getProductsNB($this->context->language->id);
        $total_nb = $never_bought['total'];
        $products_nb = $never_bought['result'];

$total_bought = $this->getTotalBought();
        $average_purchase = $total ? ($total_bought / $total) : 0;

$total_page_viewed = $this->getTotalPageViewed();
        $average_viewed = $total ? ($total_page_viewed / $total) : 0;
        $conversion = number_format((float)($total_page_viewed ? ($total_bought / $total_page_viewed) : 0), 2, '.', '');
        if ($conversion_reverse = number_format((float)($total_bought ? ($total_page_viewed / $total_bought) : 0), 2, '.', '')) {
            $conversion .= $this->trans('(1 purchase / %d visits)', array($conversion_reverse), 'Modules.Statscatalog.Admin');
        }

$total_nv = $total - $this->getTotalProductViewed();

$html = '
		<script type="text/javascript">$(\'#calendar\').slideToggle();</script>
			<div class="panel-heading">
				'.$this->displayName.'
			</div>
			<form action="#" method="post" id="categoriesForm" class="form-horizontal">
				<div class="row row-margin-bottom">
					<label class="control-label col-lg-3">
						'.$this->trans('Choose a category', array(), 'Modules.Statscatalog.Admin').'
					</label>
					<div class="col-lg-6">
						<select name="id_category" onchange="$(\'#categoriesForm\').submit();">
							<option value="0">'.$this->trans('All', array(), 'Admin.Actions').'</option>';
        foreach ($categories as $category) {
            $html .= '<option value="'.$category['id_category'].'"'.($id_category == $category['id_category'] ? ' selected="selected"' : '').'>'.
                $category['name'].'
							</option>';
        }
        $html .= '
						</select>
					</div>
				</div>
			</form>
			<ul class="list-group">
				<li class="list-group-item">'.$this->returnLine($this->trans('Products available:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.(int)$total).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Average price (base price):', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.Tools::displayPrice($average_price, $this->context->currency)).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Product pages viewed:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.(int)$total_page_viewed).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Products bought:', array(), 'Admin.Global'), '<span class="badge">'.(int)$total_bought).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Average number of page visits:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.number_format((float)$average_viewed, 2, '.', '')).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Average number of purchases:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.number_format((float)$average_purchase, 2, '.', '')).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Images available:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.(int)$total_pictures).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Average number of images:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.number_format((float)$average_pictures, 2, '.', '')).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Products never viewed:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.(int)$total_nv.' / '.(int)$total).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Products never purchased:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.(int)$total_nb.' / '.(int)$total).'</span></li>
				<li class="list-group-item">'.$this->returnLine($this->trans('Conversion rate*:', array(), 'Modules.Statscatalog.Admin'), '<span class="badge">'.$conversion).'</span></li>
			</ul>
			<div class="row row-margin-bottom">
				<p>
					<i class="icon-asterisk"></i>'.$this->trans('Defines the average conversion rate for the product page. It is possible to purchase a product without viewing the product page, so this rate can be greater than 1.', array(), 'Modules.Statscatalog.Admin').'
				</p>
			</div>';

if (count($products_nb) && count($products_nb) < 50) {
            $html .= '
				<div class="panel-heading">'.$this->trans('Products never purchased', array(), 'Modules.Statscatalog.Admin').'</div>
				<table class="table">
					<thead>
						<tr>
							<th><span class="title_box active">'.$this->trans('ID', array(), 'Admin.Global').'</span></th>
							<th><span class="title_box active">'.$this->trans('Name', array(), 'Admin.Global').'</span></th>
							<th><span class="title_box active">'.$this->trans('Edit / View', array(), 'Modules.Statscatalog.Admin').'</span></th>
						</tr>
					</thead>
					<tbody>';
            foreach ($products_nb as $product) {
                $html .= '
					<tr'.($irow++ % 2 ? ' class="alt_row"' : '').'>
						<td>'.$product['id_product'].'</td>
						<td>'.$product['name'].'</td>
						<td class="left">
							<div class="btn-group btn-group-action">
								<a class="btn btn-default" href="'.Tools::safeOutput('index.php?tab=AdminProducts&id_product='.$product['id_product'].'&addproduct&token='.$product_token).'" target="_blank">
									<i class="icon-edit"></i> '.$this->trans('Edit', array(), 'Admin.Global').'
								</a>
								<button data-toggle="dropdown" class="btn btn-default dropdown-toggle" type="button">
									<span class="caret">&nbsp;</span>
								</button>
								<ul class="dropdown-menu">
									<li>
										<a href="'.Tools::safeOutput($this->context->link->getProductLink($product['id_product'], $product['link_rewrite'])).'" target="_blank">
											<i class="icon-eye-open"></i> '.$this->trans('View', array(), 'Admin.Global').'
										</a>
									</li>
								</ul>
							</div>
						</td>
					</tr>';
            }
            $html .= '
					</tbody>
				</table>';
        }

return $html;
    }

private function returnLine($label, $data)
    {
        return $label.$data;
    }
}

[-] CHANGELOG.txt [edit]
[+] ..
[-] statscatalog.php [edit]
[-] page_edit.png [edit]
[-] config.xml [edit]
[-] application_home.png [edit]
[+] translations
[-] logo.png [edit]
[-] index.php [edit]
[-] logo.gif [edit]
[-] basket_delete.png [edit]